Condition-based elevator maintenance monitoring method

Variable thresholds (662, 663) are generated in response to an average defect rate (669, 690) generated under certain conditions (683-687, 696-698), excesses of which can set an internal flag (670). If an information request (720) or service personnel visit to the elevator site (721) occur, the inte...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LIU JUN, MOON CHOUHWAN, HUANG HARRY Z, LENCE BARREIRO JUAN A
Format:	Patent
Sprache:	eng
Schlagworte:	ELEVATORS ESCALATORS OR MOVING WALKWAYS HAULING HOISTING LIFTING PERFORMING OPERATIONS TRANSPORTING
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